/*-
 * Copyright (c) 1989, 1993
 *  The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *  This product includes software developed by the University of
 *  California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *  @(#)dirent.h    8.2 (Berkeley) 7/28/94
 */

#ifndef _SYS_DIRENT_H_
#define _SYS_DIRENT_H_

/*
 * The kernel defines the format of directory entries returned by
 * the getdirentries(2) system call.
 */
#include <sys/sys/dirent.h>

#ifdef _POSIX_SOURCE
typedef void *  DIR;
#else

#define d_ino       d_fileno    /* backward compatibility */

/* definitions for library routines operating on directories. */
#define DIRBLKSIZ   1024

/* structure describing an open directory. */
typedef struct _dirdesc {
    int     dd_fd;      /* file descriptor associated with directory */
    long    dd_loc;     /* offset in current buffer */
    long    dd_size;    /* amount of data returned by getdirentries */
    char    *dd_buf;    /* data buffer */
    int     dd_len;     /* size of data buffer */
    long    dd_seek;    /* magic cookie returned by getdirentries */
    long    dd_rewind;  /* magic cookie for rewinding */
    int     dd_flags;   /* flags for readdir */
    
    int     mounted;
    int     cmounted;
} DIR;

#define dirfd(dirp) ((dirp)->dd_fd)

/* flags for opendir2 */
#define DTF_HIDEW       0x0001  /* hide whiteout entries */
#define DTF_NODUP       0x0002  /* don't return duplicate names */
#define DTF_REWIND      0x0004  /* rewind after reading union stack */
#define __DTF_READALL   0x0008  /* everything has been read */

#ifndef NULL
#define NULL    0
#endif

#endif /* _POSIX_SOURCE */

//#ifndef KERNEL

#include <sys/cdefs.h>

/*
__BEGIN_DECLS
DIR *opendir __P((const char *));
struct dirent *readdir __P((DIR *));
void rewinddir __P((DIR *));
int closedir __P((DIR *));
#ifndef _POSIX_SOURCE
DIR *__opendir2 __P((const char *, int));
long telldir __P((const DIR *));
void seekdir __P((DIR *, long));
int scandir __P((const char *, struct dirent ***,
    int (*)(struct dirent *), int (*)(const void *, const void *)));
int alphasort __P((const void *, const void *));
int getdirentries __P((int, char *, int, long *));
#endif / * not POSIX * /
__END_DECLS
*/

DIR* opendir(const char* name);
struct dirent* readdir(DIR* pdir);
long telldir(DIR* pdir);
void seekdir(DIR* pdir, long loc);
void rewinddir(DIR* pdir);
int closedir(DIR* pdir);
int readdir_r(DIR* pdir, struct dirent* entry, struct dirent** out_dirent);


//#endif /* !KERNEL */

#endif /* !_DIRENT_H_ */
